MC2502 View Datasheet(PDF) - PMD
Part Name
Description
MFG CO.
'MC2502' PDF : 51 Pages View PDF
5 Pinouts and Pin Descriptions.................................................................................................................. 27
5.1 Pinouts for MC2542 ..................................................................................................................... 27
5.2 Pinouts for MC2522 ..................................................................................................................... 28
5.3 Pinouts for MC2512 ..................................................................................................................... 29
5.4 Pin description tables.................................................................................................................... 30
5.4.1 I/O chip................................................................................................................................. 30
5.4.2 CP chip ................................................................................................................................. 33
6 Application Notes..................................................................................................................................... 36
6.1 Design Tips................................................................................................................................... 36
6.2 ISA Bus Interface ......................................................................................................................... 38
6.3 RS-232 Serial Interface ................................................................................................................ 40
6.4 RS 422/485 Serial Interface.......................................................................................................... 42
6.5 12-bit A/D Interface...................................................................................................................... 44
6.6 16-bit A/D Input ........................................................................................................................... 46
6.7 RAM Interface.............................................................................................................................. 48
6.8 User-defined I/O ........................................................................................................................... 50
MC2502 Technical Specifications
viii
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